Home / 752,562.09-1,128,799.19-550,363.01

Finding the Fourth Proportional to 752,562.09, 1,128,799.19 and 550,363.01

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Solution

The fourth proportional to 752,562.09, 1,128,799.19 and 550,363.01 is: 825,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,562.09 : 1,128,799.19 = 550,363.01 : x
  2. Step 2: Convert to fraction form
    752,562.09/1,128,799.19 = 550,363.01/x
  3. Step 3: Cross multiply
    752,562.09x = 1,128,799.19 × 550,363.01
  4. Step 4: Simplify right side
    752,562.09x = 621,249,315,625.87
  5. Step 5: Solve for x
    x = 621,249,315,625.87/752,562.09
  6. Step 6: Final answer
    x = 825,512.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.